OnCommand WFA and Unified Mgr

If someone could offer a little difrection. Netapp site for me is impossable to navigate.

Im am trying in vane to install and connect:

WFA v4.2.0.0.1 and Unified Manager 9.4 ova.

So I go to connect my WFA in Unified and it throws an error:

Failed to save settings for OnCommand Workflow Automation.

Workflow Automation host 192.168.xx.xxx cannot be paired with Unified Manager. Use a supported version of Workflow Automation software or install the correct version of "WFA pack for managing Clustered Data ONTAP" on the Workflow Automation server that is required for Unified Manager version 9.4

Wow...very frustrating. I already had to unistall this WFA once becasue of a MySQL mismatch, so this getting old fast.

Ok..so I searched for this 'pack' which I found and downloaded and its a ".dar "file. So how does this get installed? When I clicked on Documentation, I was taken to a page that displayed: